42701740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1091}}^1$

素因数の和:1222

約数の個数: 48

約数和(自身を含む): 95397120

約数和(自身を除く): 52695380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 103, 190, 206, 380, 412, 515, 1030, 1091, 1957, 2060, 2182, 3914, 4364, 5455, 7828, 9785, 10910, 19570, 20729, 21820, 39140, 41458, 82916, 103645, 112373, 207290, 224746, 414580, 449492, 561865, 1123730, 2135087, 2247460, 4270174, 8540348, 10675435, 21350870, 42701740]

約数ペア:

[(1, 42701740), (2, 21350870), (4, 10675435), (5, 8540348), (10, 4270174), (19, 2247460), (20, 2135087), (38, 1123730), (76, 561865), (95, 449492), (103, 414580), (190, 224746), (206, 207290), (380, 112373), (412, 103645), (515, 82916), (1030, 41458), (1091, 39140), (1957, 21820), (2060, 20729), (2182, 19570), (3914, 10910), (4364, 9785), (5455, 7828)]